207796329

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{2087}}^1$

素因数の和:2166

約数の個数: 48

約数和(自身を含む): 346574592

約数和(自身を除く): 138778263

約数列:

[1, 3, 9, 13, 23, 37, 39, 69, 111, 117, 207, 299, 333, 481, 851, 897, 1443, 2087, 2553, 2691, 4329, 6261, 7659, 11063, 18783, 27131, 33189, 48001, 77219, 81393, 99567, 144003, 231657, 244179, 432009, 624013, 694971, 1003847, 1776037, 1872039, 3011541, 5328111, 5616117, 9034623, 15984333, 23088481, 69265443, 207796329]

約数ペア:

[(1, 207796329), (3, 69265443), (9, 23088481), (13, 15984333), (23, 9034623), (37, 5616117), (39, 5328111), (69, 3011541), (111, 1872039), (117, 1776037), (207, 1003847), (299, 694971), (333, 624013), (481, 432009), (851, 244179), (897, 231657), (1443, 144003), (2087, 99567), (2553, 81393), (2691, 77219), (4329, 48001), (6261, 33189), (7659, 27131), (11063, 18783)]